Association between preoperative anemia and postoperative short-term outcomes in patients undergoing colorectal cancer surgery - a propensity score matched retrospective cohort study

Table 5 propensity score IPTW analysis was used to examine the association between anemia and major morbidity ^a

	Multivariate analysis ^e
	OR	95%CI	P-value
Preoperative Anemia	1.099	0.947–1.278	0.215
Sex^b	1.528	1.327–1.760	< 0.001
Diabetes	1.778	1.473–2.142	< 0.001
Surgical Approach^c	1.863	1.345–2.564	< 0.001
Duration of Surgery	1.005	1.004–1.006	< 0.001
Perioperative Blood Transfusions^d	2.341	1.811–3.018	< 0.001

^a Major morbidity includes surgical site infection, hemorrhage, anastomotic fistula, chyle fistula, bloodstream infection,
myocardial infarction, congestive heart failure, stroke/transient ischemic attack, pulmonary embolism, and pneumonia
^b Woman as reference group
^c Laparoscopic group as reference group
^d Perioperative blood transfusion includes preoperative, intraoperative, and postoperative blood transfusion
^e Multivariate logistic regression analysis

ISSN: 1471-2253